Conversion Rules

•When converting from a larger to a smaller unit, multiply

•Ex#1 How many cm are in 1.98 m?

1.98 X
100 = 198 cm

•Ex #2 How many cm are in 253.8
km?

•253.8 x 10000 = 25380000cm

Ex #3 A bookshelf is 75 cm
wide, how many dm is this? How many meters would this be?

75 cm/10=7.5 dm